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What Happens When (What's inside?)
What Happens When - What's inside?
Author: John Farndon
A look at the process behind everyday events such as turning on a light switch, speaking on the telephone or posting a letter.
ISBN-13: 9780750021876
ISBN-10: 075002187X
Pages: 45
Reading Level: Ages 4-8
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Publisher: Wayland Pub Ltd
Book Type: Hardcover
Members Wishing: 0
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